« previous next »

Author Question: The diurnal rotation of the stars refers to the A) apparent rotation of the celestial sphere due ... (Read 46 times)

MGLQZ

  • Hero Member
  • *****
  • Posts: 579
on: Jul 29, 2018
The diurnal rotation of the stars refers to the
 
  A) apparent rotation of the celestial sphere due to the rotation of the Earth.
  B) movement of the stars across the sky during daytime hours.
  C) rate of spin of stars in their formation stage.
  D) particular constellations that are visible in different times of the year.

Question 2

What is the upper limit of stars the unaided eye can discern on a moonless night in a rural area?
 
  A) about 3000
  B) about 30,000
  C) about 300,000
  D) about 3,000,000


Jmfn03

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

People have seen patterns in the stars since ancient times.[5] This 1690 depiction of the constellat People have seen patterns in the stars since ancient times.[5] This 1690 depiction of the constellat
Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones
Pulsars are highly magnetized, rotating neutron stars that emit a beam of electromagnetic radiation. Pulsars are highly magnetized, rotating neutron stars that emit a beam of electromagnetic radiation.
Stars and the Interstellar Medium Stars and the Interstellar Medium
Crying Frequency in the Early Months In their first months of life, infants often cry for no appare Crying Frequency in the Early Months In their first months of life, infants often cry for no appare
Camshaft rotation during advance and retard. Camshaft rotation during advance and retard.
Video: Medullary osmotic gradient: countercurrent multiplier, urea recycling & vasa recta countercurrent exchange

For a complete list of videos, visit our video library